Ornamental pen



FIG. 1 is a front perspective view of an ornamental pen;

FIG. 2 is a rear perspective view of the pen of FIG. 1;

FIG. 3 is a side view of the pen of FIG. 1;

FIG. 4 is a front view of the pen of FIG. 1;

FIG. 5 is a rear view of the pen of FIG. 1;

FIG. 6 is a plan view of the pen of FIG. 1;

FIG. 7 is a bottom view of the pen of FIG. 1;

FIG. 8 is a front perspective of an alternative configuration of the ornamental pen of FIG. 1;

FIG. 9 is a rear perspective view of the pen of FIG. 8;

FIG. 10 is a side view of the pen of FIG. 8;

FIG. 11 is a front view of the pen of FIG. 8;

FIG. 12 is a rear view of the pen of FIG. 8;

FIG. 13 is a plan view of the pen of FIG. 8; and,

FIG. 14 is a bottom view of the pen of FIG. 8. 

The ornamental design for an ornamental pen, as shown and described. 